\section{Changelog}
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\begin{longtable}{|l|l|p{4in}|l|}
	\hline
	\tabletitlefour{Version}{Date}{Change}{Author}
	\hline
	v.1 & 27/09/2013 & Document and changelog inception & Christian Cederquist \\
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	v.2 & 02/10/2013 & Added design goals & Nicoline Larsen \\
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	v.3 & 02/10/2013 & Updated design goals & Christian Cederquist \\
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	v.4 & 03/10/2013 & Added design goals, overview and system purpose & Nicoline Larsen\\ 
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	v.5 & 03/10/2013 & Added system decomposition & Christian Cederquist \\
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	v.6 & 08/10/2013 & Added persistent data management and hardware/software mapping  & Daniel Larsen \\
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	v.7 & 09/10/2013 & Updated system decomposition to include services & Christian Cederquist \\
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	v.8 & 09/10/2013 & Added access control & Nicoline Larsen \\
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	v.9 & 10/10/2013 & Added global software control & Nicoline Larsen \\
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	v.10 & 10/10/2013 & Added boundary conditions and minor design tweaks to document & Christian Cederquist \\
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	v.11 & 10/10/2013 & Added explanation of design patterns & Christian Cederquist \\
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	v.12 & 15/10/2013 & Added description of subsystems. & Daniel Larsen \\	
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	v.13 & 22/10/2013 & Updated subsystem decomposition & Daniel Larsen \\
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	v.14 & 24/10/2013 & Added tables to persistent data management & Nicoline Larsen \\
	\hline
	v.15 & 24/10/2013 & Added sub-section on Caching & Daniel Larsen \\
	\hline
\end{longtable}